# American Peptides

> US-manufactured research-use peptides (≥99% purity, third-party HPLC + mass-spec verified, Certificate of Analysis per batch). Same-day domestic shipping from Shreveport, LA. For in-vitro laboratory research use only — not for human or veterinary consumption.

## Catalog
- [All Products](https://www.americanpeptides.us/#catalog) — full research-peptide catalog (73 compounds)
- [GLP-1 & Metabolic](https://www.americanpeptides.us/collections/glp-1) — Multi-receptor metabolic research peptides — GLP-1, GIP and glucagon pathway agonists, third-party tested.
- [Research Peptides](https://www.americanpeptides.us/collections/peptides) — Single-compound research peptides synthesized by solid-phase synthesis and verified to ≥99% by HPLC.
- [Peptide Blends](https://www.americanpeptides.us/collections/blends) — Co-formulated multi-peptide research stacks — combined pathways in a single lot-matched vial.
- [Nasal Sprays](https://www.americanpeptides.us/collections/sprays) — Pre-formulated intranasal research solutions for laboratory delivery-route studies.
- [Dissolving Strips](https://www.americanpeptides.us/collections/melts) — Melts™ fast-dissolving research strips — precise, solvent-free format.
- [Bioregulators](https://www.americanpeptides.us/collections/bioregulators) — Short-chain Khavinson-class peptide bioregulators for longevity and tissue-specific research.
- [Research Bundles](https://www.americanpeptides.us/collections/bundles) — Curated multi-vial research stacks at a saving versus buying each compound individually.
- [Lab Supplies](https://www.americanpeptides.us/collections/supplies) — Reconstitution solution, syringes and consumables for preparing research compounds.
- [Merch](https://www.americanpeptides.us/collections/merch) — Official American Peptides apparel and gear — premium tees, hoodies, tanks and performance hats. Made in the USA.
- Top compounds: RETATRUTIDE (RETA), CAGRILINTIDE, RETATRUTIDE + CAGRILINTIDE, SEMAGLUTIDE, TIRZEPATIDE, 5-AMINO-1MQ, ADAMAX, AOD-9604, ARA-290, BPC-157, CJC-1295 (NO DAC), DIHEXA

## Quality & Documentation
- [Certificates of Analysis (COA)](https://www.americanpeptides.us/pages/coa) — every batch published with purity and third-party lab results
- [Safety Data Sheets (SDS)](https://www.americanpeptides.us/pages/sds) — GHS 16-section SDS for every compound
- [About American Peptides](https://www.americanpeptides.us/pages/about) — company, lab partnerships, standards
- [Refund & Shipping Policy](https://www.americanpeptides.us/pages/refund-shipping-policy)

## Research Library (authoritative reference content)
- [Peptide Research Library](https://www.americanpeptides.us/learn) — molecular profiles, reconstitution chemistry, storage & analytical testing for every compound
- [Verify a COA by lot number](https://www.americanpeptides.us/verify) — look up the lot-matched Certificate of Analysis for any vial
- [Reconstitution Calculator](https://www.americanpeptides.us/reconstitution-calculator) — concentration & per-graduation reference
### Compound reference monographs
- [AOD-9604](https://www.americanpeptides.us/learn/aod-9604) — AOD-9604 is a synthetic 16-amino-acid peptide analog derived from the C-terminal region of human growth hormone, supplied as a lyophilized research-grade material at ≥99% HPLC purity for laboratory use only.
- [ARA-290](https://www.americanpeptides.us/learn/ara-290) — ARA-290 (cibinetide) is a synthetic 11-amino-acid peptide (CAS 1208243-50-8) whose sequence corresponds to a surface region of erythropoietin, supplied as a lyophilized research-grade material at ≥99% HPLC purity for laboratory use only.
- [BPC-157](https://www.americanpeptides.us/learn/bpc-157) — BPC-157 is a synthetic 15-amino-acid pentadecapeptide (CAS 137525-51-0) supplied as a lyophilized research chemical at ≥99% HPLC purity for laboratory research use only.
- [BPC-157 + TB-500 (Wolverine Blend)](https://www.americanpeptides.us/learn/bpc-157-tb-500) — The Wolverine Blend is a research-use-only combination of two synthetic peptides—BPC-157, a 15-amino-acid pentadecapeptide, and TB-500, a 7-amino-acid acetylated fragment—supplied together as a single lyophilized preparation for in-vitro laboratory investigation.
- [CJC-1295 (NO DAC) + IPAMORELIN](https://www.americanpeptides.us/learn/cjc-1295-no-dac-ipamorelin) — CJC-1295 (no DAC) + Ipamorelin is a two-component synthetic peptide blend pairing a 29-amino-acid growth-hormone-releasing hormone (GHRH) analog with a 5-amino-acid growth hormone secretagogue, supplied as a lyophilized research material for in-vitro laboratory use only.
- [DSIP](https://www.americanpeptides.us/learn/dsip) — DSIP (Delta Sleep-Inducing Peptide) is a naturally occurring nonapeptide (Trp-Ala-Gly-Gly-Asp-Ala-Ser-Gly-Glu) originally isolated from the cerebral venous blood of sleeping rabbits, supplied as a research-grade material for laboratory use only.
- [GHK-Cu (Copper Peptide)](https://www.americanpeptides.us/learn/copper-binding-peptide-ghk-cu) — GHK-Cu (Copper Peptide) is a copper(II) coordination complex of the naturally occurring tripeptide glycyl-L-histidyl-L-lysine (Gly-His-Lys), supplied as a research-grade reference material at >=99% HPLC purity.
- [IGF-1 LR3](https://www.americanpeptides.us/learn/igf-1-lr3) — IGF-1 LR3 (Long R3 IGF-1) is a research-grade recombinant analog of insulin-like growth factor 1, engineered as an 83-residue polypeptide with an arginine-for-glutamate substitution at position 3 and a 13-residue N-terminal extension. It is supplied as a lyophilized powder for laboratory research use only.
- [IPAMORELIN](https://www.americanpeptides.us/learn/ipamorelin) — Ipamorelin is a synthetic pentapeptide (Aib-His-D-2-Nal-D-Phe-Lys-NH2) supplied as a lyophilized research-grade material for in-vitro laboratory investigation only.
- [KPV](https://www.americanpeptides.us/learn/kpv-10-mg-1) — KPV is a synthetic tripeptide composed of the amino acids lysine, proline, and valine (Lys-Pro-Val), supplied as a lyophilized research-grade powder for laboratory use only.
- [L-GLUTATHIONE](https://www.americanpeptides.us/learn/l-glutathione) — L-Glutathione (GSH) is a naturally occurring linear tripeptide, gamma-L-glutamyl-L-cysteinyl-glycine (CAS 70-18-8), distinguished by an atypical gamma-peptide bond and a redox-active cysteinyl thiol, supplied as a research-grade reference material at greater than or equal to 99 percent HPLC purity.
- [MELANOTAN-1](https://www.americanpeptides.us/learn/melanotan-1) — Melanotan-1 is a synthetic 13-amino-acid peptide analog of alpha-melanocyte-stimulating hormone (α-MSH), supplied as a lyophilized research-grade solid at ≥99% purity by HPLC for laboratory research use only.
- [MELANOTAN-2](https://www.americanpeptides.us/learn/melanotan-2) — Melanotan-2 (MT-2) is a synthetic cyclic heptapeptide analog of alpha-melanocyte-stimulating hormone (α-MSH), supplied as a lyophilized research-grade solid for laboratory use only.
- [MOTS-C](https://www.americanpeptides.us/learn/mots-c) — MOTS-C is a 16-amino-acid mitochondrial-derived research peptide (molecular formula C101H152N28O22S2, molecular weight 2174.55) supplied as a lyophilized solid for laboratory research use only.
- [NAD+](https://www.americanpeptides.us/learn/nad) — NAD+ (nicotinamide adenine dinucleotide, oxidized form) is a naturally occurring pyridine dinucleotide coenzyme supplied as a research-grade reference material (CAS 53-84-9; C21H27N7O14P2; MW 663.43). It is offered strictly for in-vitro laboratory research use.
- [P-21](https://www.americanpeptides.us/learn/p-21) — P-21 is a synthetic, CNTF-derived hexapeptide (Ac-Asp-Gly-Gly-Leu-Ala-Gly-NH2) supplied as a lyophilized research chemical at ≥99% HPLC purity for laboratory use only.
- [PE-22-28](https://www.americanpeptides.us/learn/pe-22-28) — PE-22-28 is a synthetic linear heptapeptide (Gly-Val-Ser-Trp-Gly-Leu-Arg) corresponding to the C-terminal 22-28 region of the endogenous propeptide spadin, supplied as a research-grade reference material for laboratory use only.
- [PINEALON](https://www.americanpeptides.us/learn/pinealon) — Pinealon is a synthetic short-chain peptide bioregulator composed of the tripeptide sequence Glu-Asp-Arg (EDR), supplied as a lyophilized research-grade solid for laboratory use only.
- [PT-141](https://www.americanpeptides.us/learn/pt-141) — PT-141 is a synthetic cyclic heptapeptide (CAS 189691-06-3) featuring a side-chain lactam bridge, supplied as a lyophilized research-grade material at ≥99% HPLC purity for laboratory research use only.
- [RETATRUTIDE (RETA)](https://www.americanpeptides.us/learn/retatrutide) — Retatrutide (RETA) is a synthetic 39-amino-acid, lipid-conjugated peptide (CAS 2381089-83-2) classified as a unimolecular GIP/GLP-1/glucagon triple receptor agonist, supplied as a lyophilized research-grade solid at ≥99% HPLC purity for laboratory use only.
- [RETATRUTIDE + CAGRILINTIDE](https://www.americanpeptides.us/learn/retatrutide-cagrilintide) — Retatrutide + Cagrilintide is a co-formulated research combination pairing Retatrutide, a 39-residue GIP/GLP-1/glucagon triple-receptor agonist peptide, with Cagrilintide, a 32-residue long-acting amylin analogue. It is supplied as a lyophilized research-grade material for laboratory use only.
- [SELANK](https://www.americanpeptides.us/learn/selank) — Selank is a synthetic heptapeptide (sequence Thr-Lys-Pro-Arg-Pro-Gly-Pro) supplied as a lyophilized research chemical for laboratory use only. It is a stabilized analog derived from the endogenous tetrapeptide tuftsin, characterized here by its defined molecular profile and analytical purity.
- [SELANK + SEMAX NASAL SPRAY](https://www.americanpeptides.us/learn/selank-semax-nasal-spray) — Selank + Semax Nasal Spray is a research-use-only preparation combining two synthetic heptapeptides — Selank (C33H57N11O9) and Semax (C37H51N9O10S) — supplied for in-vitro and laboratory investigation at ≥99% HPLC purity.
- [SELANK NASAL SPRAY](https://www.americanpeptides.us/learn/selank-nasal-spray) — Selank is a synthetic heptapeptide (CAS 129954-34-3) with the sequence Thr-Lys-Pro-Arg-Pro-Gly-Pro, supplied here in a nasal spray presentation as a research-grade reference material for laboratory use only.
- [SEMAGLUTIDE](https://www.americanpeptides.us/learn/semaglutide) — Semaglutide is a synthetic 31-residue GLP-1 receptor agonist analog (CAS 910463-68-2) carrying an Aib substitution at position 2 and a fatty-diacid side chain at Lys26. It is supplied as a lyophilized research-grade peptide for laboratory use only.
- [SEMAX](https://www.americanpeptides.us/learn/semax) — Semax is a synthetic heptapeptide (Met-Glu-His-Phe-Pro-Gly-Pro) supplied as a lyophilized research-grade solid for laboratory use only. It carries CAS number 80714-61-0 and a molecular weight of 813.93.
- [SEMAX NASAL SPRAY](https://www.americanpeptides.us/learn/semax-nasal-spray) — Semax is a synthetic heptapeptide (Met-Glu-His-Phe-Pro-Gly-Pro) structurally derived from the ACTH(4-7) fragment, supplied here as a research-grade nasal spray preparation for laboratory use only.
- [SERMORELIN](https://www.americanpeptides.us/learn/sermorelin) — Sermorelin is a synthetic 29-amino-acid peptide amide corresponding to the N-terminal 1-29 fragment of human growth-hormone-releasing hormone (GRF 1-29 NH2), supplied as a research-grade lyophilized powder for laboratory use only.
- [SS-31](https://www.americanpeptides.us/learn/ss-31) — SS-31 is a synthetic, cell-permeable tetrapeptide (D-Arg-Dmt-Lys-Phe-NH2) belonging to the Szeto-Schiller class of aromatic-cationic peptides, supplied as a research-grade material for in-vitro laboratory investigation only.
- [TB-500](https://www.americanpeptides.us/learn/tb-500) — TB-500 is a synthetic seven-residue acetylated peptide corresponding to the active 17-23 fragment of the naturally occurring protein Thymosin β4, supplied as a lyophilized research-grade material for laboratory use only.
- [TESAMORELIN](https://www.americanpeptides.us/learn/tesamorelin) — Tesamorelin is a synthetic 44-amino-acid peptide analog of human growth hormone-releasing hormone (GHRH), supplied as a lyophilized research-grade material at ≥99% HPLC purity for laboratory use only.
- [TESAMORELIN + IPAMORELIN](https://www.americanpeptides.us/learn/tesamorelin-ipamorelin) — Tesamorelin + Ipamorelin is a two-component lyophilized research peptide blend pairing a 44-residue GHRH analogue (Tesamorelin) with a pentapeptide growth hormone secretagogue (Ipamorelin), supplied for laboratory research use only at ≥99% HPLC purity with a certificate of analysis.
- [THYMALIN](https://www.americanpeptides.us/learn/thymalin) — Thymalin (CAS 79621-14-0) is a standardized thymic polypeptide bioregulator complex — a lyophilized fraction of low-molecular-weight peptides rather than a single defined molecule — supplied as a research-grade reference material for laboratory use only.
- [THYMOSIN ALPHA-1](https://www.americanpeptides.us/learn/thymosin-alpha-1) — Thymosin Alpha-1 is a synthetic 28-amino-acid, N-terminally acetylated polypeptide (CAS 62304-98-7) supplied as a lyophilized research-grade reference material at ≥99% HPLC purity for laboratory use only.
- [TIRZEPATIDE](https://www.americanpeptides.us/learn/tirzepatide) — Tirzepatide is a synthetic 39-amino-acid, lipid-conjugated peptide (CAS 2023788-19-2) engineered as a dual agonist of the GIP and GLP-1 receptors, supplied as a research-grade lyophilized material for laboratory use only.
- [VESUGEN](https://www.americanpeptides.us/learn/vesugen) — Vesugen is a synthetic linear tripeptide (L-Lys-L-Glu-L-Asp, "KED") belonging to the Khavinson family of short-peptide bioregulators, supplied as a research-grade material for laboratory use only.
- [VILON](https://www.americanpeptides.us/learn/vilon) — Vilon is a short synthetic peptide bioregulator consisting of the linear dipeptide L-lysyl-L-glutamic acid (Lys-Glu, "KE"), supplied as a research-grade reference material for in-vitro laboratory study.
- [CJC-1295 (NO DAC) + GHRP-6](https://www.americanpeptides.us/learn/cjc-1295-no-dac-ghrp-6) — CJC-1295 (No DAC) + GHRP-6 is a two-component research blend combining a modified growth hormone-releasing hormone (GHRH) peptide analog with a synthetic growth hormone secretagogue hexapeptide, supplied as a co-lyophilized powder for in-vitro laboratory research only.
- [DIHEXA](https://www.americanpeptides.us/learn/dihexa) — DIHEXA is a synthetic, metabolically stabilized oligopeptide analog derived structurally from angiotensin IV, supplied as a lyophilized research-grade material at ≥99% purity by HPLC for laboratory use only.
- [EPITHALON](https://www.americanpeptides.us/learn/epi) — Epithalon (also written Epitalon; AEDG) is a synthetic tetrapeptide bioregulator composed of the amino acid sequence Ala-Glu-Asp-Gly, supplied as a lyophilized research-grade powder for laboratory use only.
- [GLOW MIX](https://www.americanpeptides.us/learn/glow-mix) — GLOW MIX is a research-grade, multi-component peptide blend supplied as a co-formulated lyophilized preparation intended exclusively for in-vitro laboratory investigation.
- [KISSPEPTIN-10](https://www.americanpeptides.us/learn/kisspeptin-10) — Kisspeptin-10 is a synthetic decapeptide corresponding to the conserved C-terminal fragment of the KISS1 gene-derived kisspeptin family, supplied as a lyophilized research-grade material at ≥99% HPLC purity for laboratory use only.
- [KLOW BLEND](https://www.americanpeptides.us/learn/klow-blend) — KLOW Blend is a lyophilized, multi-component research peptide preparation supplied at ≥99% purity by HPLC, combining several individually catalogued peptides into a single vial intended strictly for in-vitro laboratory research.
- [Melts Pro™ Selank + Semax Dissolving Strips](https://www.americanpeptides.us/learn/melts-pro-selank-semax-dissolving-strips) — Melts Pro™ Selank + Semax Dissolving Strips are a research-use-only oral thin-film format co-formulating two synthetic heptapeptides, Selank and Semax, into 20 ready-to-handle dissolving strips that require no reconstitution.
- [Melts™ Brain-Fuel Dissolving Strips](https://www.americanpeptides.us/learn/melts-brain-fuel-dissolving-strips) — Melts™ Brain-Fuel Dissolving Strips are a research-use-only, fast-dissolving oral-film format presenting a Japanese Mint–flavored strip matrix, supplied as 30 strips per unit and verified at ≥99% purity by HPLC.
- [Melts™ NAD+ Dissolving Strips](https://www.americanpeptides.us/learn/melts-nad-dissolving-strips) — Melts NAD+ Dissolving Strips are a fast-dissolving thin-film presentation of nicotinamide adenine dinucleotide (NAD+), a naturally occurring dinucleotide coenzyme, supplied as a lemon-flavored 30-strip format for research use only.
- [PROSTAMAX](https://www.americanpeptides.us/learn/prostamax) — Prostamax is a short-chain peptide bioregulator supplied as a lyophilized research-grade material, characterized at ≥99% purity by HPLC with a certificate of analysis available. It is intended strictly for in-vitro laboratory research use.
- [TESTAGEN](https://www.americanpeptides.us/learn/testagen) — TESTAGEN is a synthetic short-peptide bioregulator with the amino acid sequence Lys-Glu-Asp-Gly (KEDG), supplied as a lyophilized powder for laboratory research use only.
### Comparisons
- [Semaglutide vs Tirzepatide vs Retatrutide](https://www.americanpeptides.us/compare/semaglutide-vs-tirzepatide-vs-retatrutide)
- [BPC-157 vs TB-500](https://www.americanpeptides.us/compare/bpc-157-vs-tb-500)
- [Semax vs Selank](https://www.americanpeptides.us/compare/semax-vs-selank)
- [CJC-1295 vs Ipamorelin](https://www.americanpeptides.us/compare/cjc-1295-vs-ipamorelin)
- [Ipamorelin vs Sermorelin](https://www.americanpeptides.us/compare/ipamorelin-vs-sermorelin)
- [Melanotan-1 vs Melanotan-2](https://www.americanpeptides.us/compare/melanotan-1-vs-melanotan-2)
### Methods & guides
- [How to Read a Certificate of Analysis (COA)](https://www.americanpeptides.us/learn/how-to-read-a-certificate-of-analysis)
- [Bacteriostatic Water vs Sterile Water](https://www.americanpeptides.us/learn/bacteriostatic-water-vs-sterile-water)
- [Peptide Storage & Stability Guide](https://www.americanpeptides.us/learn/peptide-storage-and-stability)
- [How HPLC and Mass Spectrometry Verify Peptide Purity](https://www.americanpeptides.us/learn/hplc-and-mass-spectrometry-testing)

## Education (pillar content)
- [Research Hub](https://www.americanpeptides.us/pages/research-hub) — compound reference library
- [Research Blog](https://www.americanpeptides.us/blog) — peptide science, formats, testing, and lab best-practice
- [AOD-9604 — Research Summary](https://www.americanpeptides.us/pages/research-aod-9604)
- [BPC-157 — Research Summary](https://www.americanpeptides.us/pages/research-bpc-157)
- [CJC-1295 (NO DAC) + Ipamorelin — Research Summary](https://www.americanpeptides.us/pages/research-cjc-1295-no-dac-ipamorelin)
- [GHK-Cu — Research Summary](https://www.americanpeptides.us/pages/research-copper-binding-peptide-ghk-cu)
- [Glow Mix — Research Summary](https://www.americanpeptides.us/pages/research-glow-mix)
- [Ipamorelin — Research Summary](https://www.americanpeptides.us/pages/research-ipamorelin)
- [Klow Blend — Research Summary](https://www.americanpeptides.us/pages/research-klow-blend)
- [KPV — Research Summary](https://www.americanpeptides.us/pages/research-kpv-10-mg-1)
- [Melanotan-1 — Research Summary](https://www.americanpeptides.us/pages/research-melanotan-1)
- [MOTS-c — Research Summary](https://www.americanpeptides.us/pages/research-mots-c)
- [NAD+ — Research Summary](https://www.americanpeptides.us/pages/research-nad)
- [P-21 — Research Summary](https://www.americanpeptides.us/pages/research-p-21)
- [Pinealon — Research Summary](https://www.americanpeptides.us/pages/research-pinealon)
- [Prostamax — Research Summary](https://www.americanpeptides.us/pages/research-prostamax)
- [Retatrutide — Research Summary](https://www.americanpeptides.us/pages/research-reta-10-mg-1)
- [Selank — Research Summary](https://www.americanpeptides.us/pages/research-selank)
- [Semax — Research Summary](https://www.americanpeptides.us/pages/research-semax)
- [Semorelin — Research Summary](https://www.americanpeptides.us/pages/research-semoralin)
- [SS-31 (Elamipretide) — Research Summary](https://www.americanpeptides.us/pages/research-ss-31)
- [TB-500 (Thymosin Beta-4) — Research Summary](https://www.americanpeptides.us/pages/research-tb-500)
- [Tesamorelin — Research Summary](https://www.americanpeptides.us/pages/research-tesamorelin)
- [Thymalin — Research Summary](https://www.americanpeptides.us/pages/research-thymalin)
- [Thymosin Alpha-1 — Research Summary](https://www.americanpeptides.us/pages/research-thymosin-alpha-1)
- [Tirzepatide — Research Summary](https://www.americanpeptides.us/pages/research-tirzepatide)
- [Wolverine Blend — Research Summary](https://www.americanpeptides.us/pages/research-bpc-157-tb-500)

## Programs
- [Wholesale & Bulk](https://www.americanpeptides.us/pages/wholesalers) — bulk pricing, Net 15/30 terms for labs, clinics and resellers
- [Partner Program](https://www.americanpeptides.us/pages/affiliate-program) — affiliate program, up to 35% commission

## Contact
- Email: support@americanpeptides.us
- Location: Shreveport, LA, USA

## Policy
All products are sold strictly for laboratory and in-vitro research use only. They are not drugs, supplements, foods, or cosmetics, are not FDA-approved, and are not intended to diagnose, treat, cure, or prevent any disease, or for human or veterinary use.